Outbuilding approval rate in Portsmouth

Portsmouth approved 92.2% of outbuilding applications, based on 230 decisions analysed.

Last updated: March 2026

92.2%

outbuilding approval rate

230

Outbuilding decisions

212

Approved

Refused

88.5%

Portsmouth overall

Outbuilding applications are approved more often than the Portsmouth average (88.5%), suggesting the council is relatively receptive to these projects.

How outbuilding compares in Portsmouth

Outbuilding (230 decided)

92.2%

Portsmouth all applications (9,214 decided)

88.5%

Planning a outbuilding in Portsmouth?

92.2% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

✓ Your ward's outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect

Get Portsmouth Pro Report — £79

Less than one set of revised drawings.